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Publications & Products

Carbon in United States Forests and Wood Products, 1987-1997: State-by-State Estimates
by Richard A. Birdsey & George M. Lewis

Ohio Estimate for 1987-1997

Table 1. Area by land class (1000 ac).
Land class	1987	1992	1997	Average Annual Change
				1987-1992	1992-1997	1987-1997
Timberland	7,141	7,354	7,568	43	43	43
Other forest land	49	98	147	10	10	10
Reserved timberland	119	130	140	2	2	2
TOTAL	7,309	7,582	7,855	55	55	55

Table 2. Area of forest land by forest type (1000 ac).
Forest type	1987	1992	1997	Average Annual Change
				1987-1992	1992-1997	1987-1997
White-red-jack pine	138	123	108	-3	-3	-3
Spruce-fir	0	3	6	1	1	1
Longleaf-slash pine (planted)	0	0	0	0	0	0
Longleaf-slash pine (natural)	0	0	0	0	0	0
Loblolly-shortleaf pine (planted)	0	0	0	0	0	0
Loblolly-shortleaf pine (natural)	156	127	99	-6	-6	-6
Oak-pine	93	103	112	2	2	2
Oak-hickory	4,081	4,294	4,507	43	43	43
Oak-gum-cypress	44	53	62	2	2	2
Elm-ash-cottonwood	713	754	795	8	8	8
Maple-beech-birch	1,840	1,964	2,087	25	25	25
Aspen-birch	114	94	75	-4	-4	-4
Other forest types	0	0	1	0	0	0
Non-stocked	129	67	5	-12	-12	-12
TOTAL	7,309	7,582	7,855	55	55	55

Table 3. Total carbon stock on forest land and annual change by forest type (MMTC).
Forest type	1987	1992	1997	Average Annual Change
				1987-1992	1992-1997	1987-1997
White-red-jack pine	10.8	10.3	9.8	-0.10	-0.10	-0.10
Spruce-fir	0.0	0.1	0.2	0.01	0.02	0.02
Longleaf-slash pine (planted)	0.0	0.0	0.0	0.00	0.00	0.00
Longleaf-slash pine (natural)	0.0	0.0	0.0	0.00	0.00	0.00
Loblolly-shortleaf pine (planted)	0.0	-0.1	-0.1	-0.01	-0.01	-0.01
Loblolly-shortleaf pine (natural)	8.9	7.6	6.3	-0.27	-0.27	-0.27
Oak-pine	7.7	8.5	9.3	0.16	0.16	0.16
Oak-hickory	345.0	366.8	388.2	4.35	4.29	4.32
Oak-gum-cypress	3.5	4.3	5.0	0.15	0.15	0.15
Elm-ash-cottonwood	55.8	60.3	64.7	0.90	0.88	0.89
Maple-beech-birch	147.5	163.9	180.0	3.27	3.22	3.25
Aspen-birch	8.0	6.7	5.4	-0.26	-0.26	-0.26
Other forest types	5.3	5.6	6.0	0.05	0.08	0.07
Non-stocked	8.0	4.1	0.1	-0.79	-0.79	-0.79
TOTAL	600.6	637.9	674.8	7.46	7.37	7.42

Table 4. Total carbon stock on forest land and annual change by accounting component (MMTC).
Accounting component	1987	1992	1997	Average Annual Change
				1987-1992	1992-1997	1987-1997
Biomass	160.4	188.5	216.6	5.61	5.62	5.62
Forest floor and coarse woody debris	59.9	62.8	65.8	0.58	0.60	0.59
Soils	357.1	361.0	364.8	0.76	0.77	0.77
Wood products and landfills	23.1	25.7	27.6	0.52	0.38	0.45
TOTAL	600.6	637.9	674.8	7.46	7.37	7.42

Table 5. Total carbon stock on forest land and annual change by owner (MMTC).
Owner group	1987	1992	1997	Average Annual Change
				1987-1992	1992-1997	1987-1997
National Forest	14.2	16.5	18.8	0.45	0.46	0.45
Other Public	33.1	38.2	43.4	1.01	1.03	1.02
Forest Industry	12.9	15.1	15.7	0.43	0.13	0.28
Other Private	540.3	568.1	596.9	5.57	5.75	5.66
TOTAL	600.6	637.9	674.8	7.46	7.37	7.42

Table 6. Change in total carbon stock on forest land attributed to land use change (MMTC).
Accounting component	1987	1992	1997	Average Annual Change
				1987-1992	1992-1997	1987-1997
Biomass	0.0	-0.6	-0.1	-0.13	0.11	-0.01
Forest floor and coarse woody debris	0.0	-0.5	-1.0	-0.09	-0.10	-0.10
Soils	0.0	-1.4	-2.8	-0.29	-0.28	-0.28
Wood products and landfills	0.0	0.2	0.6	0.05	0.07	0.06
TOTAL	0.0	-2.3	-3.3	-0.46	-0.20	-0.33

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